See how race car suspensions enable a street car to be configured for the track. The suspension also gives the car flexibility to be lowered or raised from the ground.
The fastest trains ever built are turning hour-long, traffic-jammed commutes into futuristic joyrides. So when can we expect a maglev train here in the United States? Jorge Ribas finds out.
On Animal Planet's "What's to Love?," The warthog is an African wild pig with sharp tusks protruding from its snout. Warthogs would rather run than fight and can reach speeds of 30 miles per hour.